Published by:
CGP EDU Academic Team
Published on: September 12, 2026
An ideal gas goes from state 
to state 
via three different processes as indicated in the 
diagram.
If 
and 
indicate the heat absorbed by the three processes and 
, and 
indicate the change in internal energy along the three processes respectively, then
A
and 
B
and 
C
and 
D
and 
Text Solution
Verified by ExpertsThe correct answer is:
A
For all process 1,2 and 3
Change in internal energy,
i.e., 
… (i)
Now, 
… (ii)
work done by the gas 
area under 
curve, 
From equation (ii)
we have
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